Thermwell Products White Plastic Framing Strips For Windows 26 In. L X .5" In.

Presenting the Frost King framing strip kit in pristine white, a rugged, self-adhesive solution designed for indoor window insulation. Each 26-inch plastic channel slips along the frame to steadily hold shrink film in place, creating a tight barrier against cold air. The result is a sleeker, more energy-efficient window that blends with your decor while delivering noticeable comfort during winter months.

With a tool-free install and durable construction, this kit helps seal gaps, reduce drafts, and control moisture without complicated steps. It’s an excellent upgrade for homeowners and renters seeking an economical way to warm living spaces.

• Shrink-film compatibility: Designed to pair with Frost King shrink films 649996 or 650010 for a snug, wrinkle-free seal that enhances insulation.
• Seven-piece set: A complete pack of seven framing rails to cover multiple windows or larger spans.
• 26-inch channels: Each rail measures 26 inches, matching standard window sizes for straightforward fitting.
• Clean white finish: A subtle interior-friendly color that blends with most window frames.
• Permanent self-adhesive backing with snap-in retainers: Easy tool-free attachment plus secure film retention to prevent drafts.

Why choose this framing solution? This kit combines dependable performance with simple, mess-free installation. The self-adhesive backing and snap-in retainers ensure a secure fit that lasts through seasonal use, helping you maintain a comfortable, energy-efficient home all year long.